Photoshop Expert Needed to Edit Group Photo

I have a group picture that requires professional editing. A specific person needs to be removed from the photo for a professional requirement. In their place, I need another person inserted. I have the photo of the individual to be added.

Key Requirements:
- Proficient in Adobe Photoshop
- Experienced in photo manipulation and retouching
- Able to seamlessly integrate an individual into an existing group photo
- High quality end product to be used on a company website.
- Prior work with similar professional requirements will be a plus